| Acer rubrum | Red Maple; Scarlet Maple; Swamp Maple | | Maples, Beeches and Others, Campus trees walk; Big Trees in Winter; Maples, Beeches and Others | Tree > 30 feet, Deciduous, Full sun, Zone 3b, Can tolerate acid to neutral soil (pH 5.0 to 7.4) |
| Acer saccharinum | Silver Maple | | Maples, Beeches and Others | Tree > 30 feet, Deciduous, Full sun, Part shade, Zone 3a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Acer saccharum | Sugar Maple; Rock Maple; Hard Maple | | Maples, Beeches and Others, Campus trees walk; Big Trees in Winter | Tree > 30 feet, Tree < 30 feet, Deciduous, Full sun, Zone 3b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Acer tataricum ssp. ginnala | Amur Maple | | | Tree < 30 feet, Deciduous, Full sun, Part shade, Zone 3a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salty soil |
| Acer triflorum | Three Flower Maple | | Maples, Beeches and Others | Tree < 30 feet, Deciduous, Full sun, Part shade, Zone 5a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Acer truncatum | Painted Maple, Purpleblow Maple, Shantung Maple | | | Tree < 30 feet, Deciduous, Full sun, Zone 5a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Acer x freemanii | Freeman Maple | | Maples, Beeches and Others, Campus trees walk | Tree > 30 feet, Deciduous, Full sun, Zone 5a, Can tolerate acid to neutral soil (pH 5.0 to 7.4) |
| Actinidia arguta | Bower Actinidia | | | Vine, Deciduous, Full sun, Part shade, Zone 3a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Actinidia kolomikta | Kolomikta Actinidia | | None Listed | Vine, Deciduous, Full sun, Part shade, Zone 3a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Aesculus hippocastanum | Common Horsechestnut; European Horsechestnut | | Big Trees in Winter, High pH | Tree > 30 feet, Deciduous, Full sun, Zone 4a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Aesculus parviflora | Bottlebrush Buckeye | | Flowering Landscape Shrubs | Shrub 4 to 8 feet, Deciduous, Full sun, Part shade, Zone 5a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Aesculus x carnea | Red Horsechestnut | | High pH | Tree > 30 feet, Deciduous, Full sun, Zone 5a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Ailanthus altissima | Tree-of-Heaven | | Native and Invasive Plants | Tree > 30 feet, Deciduous, Full sun, Part shade, Zone 5a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salt spray |
| Akebia quinata | Fiveleaf Akebia | | | Vine, Deciduous, Full sun, Part shade, Shade, Zone 4a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Albizia julibrissin | Silk Tree; Mimosa | | Dry Site Plants | Tree < 30 feet, Deciduous, Full sun, Zone 6b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salt spray |
| Alnus glutinosa | European Alder; Black Alder | | | Tree > 30 feet, Deciduous, Full sun, Part shade, Zone 4a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Amelanchier canadensis | Shadblow Serviceberry | | None Listed | Tree < 30 feet, Shrub > 8 feet, Deciduous, Full sun, Part shade, Zone 3b, Can tolerate acid to neutral soil (pH 5.0 to 7.4) |
| Amelanchier laevis | Allegheny Serviceberry | | None Listed | Tree < 30 feet, Deciduous, Full sun, Part shade, Zone 3b, Can tolerate acid to neutral soil (pH 5.0 to 7.4) |
| Amelanchier spp. | Serviceberry; Shadblow | | Rosaceous & Flowering Trees | Tree < 30 feet, Deciduous, Full sun, Part shade, Zone 3b, Can tolerate acid to neutral soil (pH 5.0 to 7.4) |
| Amorpha fruticosa | Desert False Indigo | | Wet Site Plants | Shrub > 8 feet, Deciduous, Full sun, Part shade, Zone 3a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salt spray |